CN104160743B

CN104160743B - Use the method and apparatus that low power access points identifies traffic congestion district

Info

Publication number: CN104160743B
Application number: CN201380012868.7A
Authority: CN
Inventors: Y·托科佐; M·雅弗茨; F·米什卡蒂; P·蒂纳科瑟苏派普
Original assignee: Qualcomm Inc
Current assignee: Qualcomm Inc
Priority date: 2012-03-09
Filing date: 2013-03-08
Publication date: 2016-08-24
Anticipated expiration: 2033-03-08
Also published as: US8989760B2; KR20140136491A; KR101564652B1; WO2013134720A1; JP2015511084A; US20130237202A1; EP2823667A1; JP5893767B2; CN104160743A

Abstract

Low power access points is used for identifying the traffic congestion district in network.Low power access points collection is used to identify the tolerance of high demand region.Subsequently, based on identifying the position of low power access points of high demand to determine the position in traffic congestion district.In certain embodiments, gather at each femtocell community in a distributed fashion and process all tolerance.Each femtocell community exports the instruction to the high demand in region subsequently and/or takes action to solve the high demand at the traffic congestion district that identified.Alternatively, femtocell community can take action to solve the high demand at one or more identified traffic congestion district jointly.In other embodiments, can at central entities from each femtocell community gather all tolerance and process these tolerance with mark femtocell community near any traffic congestion district, thus this central entities takes appropriate action to solve high demand.

Description

Use the method and apparatus that low power access points identifies traffic congestion district

Priority request

This application claims that being total to of attorney docket No.121670P1 is submitted and be assigned on March 9th, 2012 to With U.S. Provisional Patent Application No.61/609 having, the rights and interests of 217 and priority, the public affairs of this provisional application Opened to quote and included in this.

Background

Field

Present application relates generally to communication, and especially, but not exclusively relate to traffic congestion control.

Introduce

Cordless communication network can be deployed on definition geographic area and carry with all users in this geographic area For various types of services (such as, voice, data, multimedia service etc.).In typical realization, (such as, corresponding to different macro cells) access point is distributed across network so that for by this net In the geographic area of network service, the access terminal (such as, cell phone) of operation provides wireless connectivity.

In practice, user's (such as, subscriber access termination) is distributed and usual to the demand of wireless connectivity It not to be distributed evenly through by the region of network service.Average customer density is compared for example, it may be possible to exist to have The region of much higher user density or wherein from the demand data of user higher than the position of average demand Put.These so-called traffic congestion districts (or focus) are it is generally required to special solution is to maintain and network The Consumer's Experience of remainder similar type.But, due to network planner generally at macro cells layer Monitor load on face, thus network planner is difficult to identify congested district exactly.

Summary of the invention

Being summarized as follows in terms of some samples of the disclosure.This is summarized as helping reader and providing, and it is intended to carry For to the basic comprehension in terms of this type of and the range that not exclusively limits the disclosure.This summarizes not all conception The extensive overview of the aspect arrived, and be both not intended to also identify the key or decisive key element of all aspects The non-scope attempting to define in terms of any or all.Its unique purpose be intended to be given in simplified form one or Some concepts of many aspects are using the sequence as more detailed description given later.For convenience's sake, Term " some aspects " can be used to refer to the single aspect of the disclosure or many aspects in this article.

In some respects, it relates to use low power access points to identify (such as, wireless network in network In the definition area of coverage of network) traffic congestion district (focus).Such as, low power access points can gather subsequently It is used to identify the tolerance in high traffic demand region.The position in traffic congestion district can be hereby based on local at it The position of the low power access points identifying high traffic demand in neighborhood determines.

In certain embodiments, the one or more tolerance in these tolerance can be in a distributed fashion each Gather at femtocell community and process.In this case, each femtocell community can export The height at traffic congestion district that instruction and/or the solution that takes action to of the high demand in region are identified Demand.Alternatively, each femtocell community can take action to solve one or more mark jointly The high demand at traffic congestion district gone out.

In other embodiments, can at central entities from each femtocell community gather all tolerance and Process these tolerance with any traffic congestion district near mark femtocell community.Central entities can be with After take action to solve the high demand at (all) traffic congestions district.

In view of above, in some respects, relate to according to the communication of teaching herein: receive instruction multiple the The information of the traffic demand at one access point, wherein each first access point in these first access points provides Covering in the respective sub-areas of the area of coverage of the second access point, and wherein every in these first access points Individual first access point uses the maximum transmission power less than the maximum transmission power used by the second access point；Base At least one son with the traffic demand more than or equal to traffic threshold value is identified in received information Region；And call the code for reducing the traffic demand at least one subregion identified.

In some respects, relate to according to the communication of teaching herein: determine the traffic at low power access points Whether demand is more than or equal to traffic threshold value；And the result request of transmitting determined as traffic demand improve should The message of at least one communication capacity of low power access points.

In some respects, relate to according to the communication of teaching herein: determine at the first low power access points Whether the traffic demand at this first low power access points is more than or equal to traffic threshold value；With at least one second Low power access points communication provides with at least one second low power access points to this and determines this traffic demand Instruction；And the result as this communication adjusts under the support of at least one the second low power access points at this At least one communication capacity of this first low power access points.

Accompanying drawing is sketched

These and other sample aspects of the disclosure will be described in detail below and claim and at accompanying drawing In be described by, in accompanying drawing:

Fig. 1 is the simplified block diagram of the sample embodiment of the communication system including low power access points；

Fig. 2 is the simplification figure explaining orally the sample traffic congestion district in the network using low power access points；

Fig. 3 is the flow chart in terms of some samples of the operation that can be performed to solve traffic congestion；

Fig. 4 is can to have high traffic need together with identifying based on the traffic demand at multiple low power access points The subregion (such as, traffic congestion district) asked and take action to solve what high traffic demand performed together Flow chart in terms of some samples of operation；

Fig. 5 is can to access by low-power together with as the result identifying the subregion with high traffic demand Put the flow chart taking action to improve in terms of some samples of the operation that its communication capacity performs together；

Fig. 6 is can be performed as identifying the result of the subregion with high traffic demand at least one If adjusting the dry sample of the operation of the communication capacity of low power access points under the support of other low power access points individual Flow chart in terms of example；

Fig. 7 is the simplified block diagram in terms of some samples of the assembly that can use in communication node；

Fig. 8 is the simplification figure of wireless communication system；

Fig. 9 is the simplification figure of the wireless communication system including femto nodes；

Figure 10 is the simplification figure of the area of coverage explaining orally radio communication；

Figure 11 is the simplified block diagram in terms of some samples of communications component；And

If Figure 12-14 identifies and solves the device in traffic congestion district as being arranged to as taught herein Simplified block diagram in terms of dry sample example.

Traditionally, each feature explained orally in accompanying drawing may be not necessarily drawn to scale.Correspondingly, for For the sake of Qing Xi, the size of each feature may be arbitrarily expanded or reduced.It addition, for clarity, attached Some in figure may be simplified.Therefore, accompanying drawing may not draw setter (such as, equipment) or The all component of method.Finally, like reference numerals can be used for running through specification and drawings sign similar characteristics.

Describe in detail

Various aspects of the disclosure is below described.It should be apparent that, teaching herein can be with various Form embody, and any ad hoc structure disclosed herein, function or both be only representational. Based on teaching herein, those skilled in the art it is to be appreciated that aspect disclosed herein can independent of any its His aspect realizes and two or more aspects in these aspects can be combined in various manners. It is, for example possible to use any number of the aspects set forth herein realizes device or puts into practice method.It addition, Other the supplementary or different structures as one or more aspects described herein, merit can be used Energy or 26S Proteasome Structure and Function realize such device or put into practice this type of method.Moreover, on the one hand can wrap Include at least one element of claim.

Fig. 1 explained orally sample communication system 100 (such as a, part for communication network) if in dry contact. For explain orally purpose, the various aspects of the disclosure by one or more access terminal communicated with one another, connect The context of access point and network entity describes.It should be appreciated, however, that teaching herein can be fitted For using the other kinds of device or other similar devices that other terms quote from.Such as, respectively Planting in realizing, access point is referred to alternatively as or is embodied as base station, B node, evolved B node, domestic B joint The evolved B node of point, domestic, macro cells, femtocell community etc., and access terminal can quilt It is referred to as or is embodied as subscriber's installation (UE), movement station, etc..

Each access point in system 100 is within the area of coverage that may be installed system 100 or can be in this covering The one or more wireless terminals (such as, access terminal 102) roamed around in district provide a kind of or many Plant the access of service (such as, network connectivty).Such as, at various time points, access terminal 102 can Certain the access point (not shown) being connected in access point 106, access point 108 or system 100.Class As, at various time points, access terminal 104 be connectable to access point 106, access point 108 or certain Individual access point.Each access point can be with one or more network entities (for convenience by network entity 110 Representing) communication (including the (not shown) that communicates with one another) to be to facilitate wide area network connective.

These network entities can take various forms, the most one or more radio and/or core Heart network entity.Therefore, in various implementations, network entity can represent the functional of following at least one: Network management (such as, via operating, administer, manage and purchase entity), Call-Control1, session management, Mobile management, gateway function, IWF, provided for radio resources management or certain other suitable network Functional.In some respects, mobile management relates to: by using trace regions, the band of position, route Region or other suitable technology a certain keep the tracking of the current location to access terminal；Control docking Enter the paging of terminal；Access Control to access terminal is provided；Control switching；Control gravity treatment, etc..This Two or more network entities in a little network entities can be co-located and/or in these network entities Two or more network entities can be distributed across network.

Some access points (such as, access point 106 and 108) in system can include low power access points. Low power access points can be deployed the Network Access Point (such as, grand access point) with supplementary routine, and is Access terminal provides more sane covering and higher handling capacity.Such as, it is arranged in user family or enterprise Low power access points in environment (such as, commercial establishment) can be to support cellular radio communications (example As, CDMA, WCDMA, UMTS, LTE etc.) access terminal voice and high rate data are provided Service.

This type of low power access points is referred to alternatively as such as femtocell community, femto access point, femto Node, domestic B node, the evolved B node of domestic (HeNB), access point base station, Pico cell are little District or pico node.Generally, this type of low power access points is via providing returning of the network to mobile operator The broadband connection of journey link (such as, numeral subscriber's line (DSL) router, cable modem or Some other type of modem) it is connected to the Internet.It is therefoie, for example, be deployed in user family Low power access points provides mobile network to access via broadband connection to one or more equipment.

As used in this article, what term " low power access points " referred to have than in the definition area of coverage is any The transmitting power of grand access point (such as, below one or more: maximum transmission power, transient transmission power, The transmitting power of nominal emission power, average emitted power or certain other forms) little transmitting power (example Such as, transmitting power as defined above) access point.In certain embodiments, each low power access points There is the relative surplus of transmitting power (such as, transmitting power as defined above) little one than the second access point The transmitting power (such as, transmitting power as defined above) of (such as, 10dBm or more).? In some embodiments, low power access points (such as femtocell community) can have 20dBm or more Little maximum transmission power.In certain embodiments, low power access points (such as pico cells) can To have the maximum transmission power of 24dBm or less.It should be appreciated, however, that these or other kinds of Low power access points can have higher or lower maximum transmission power in other embodiments (such as, one In a little situations up to 1 watt, up to 10 watts in some cases, etc.).

For convenience's sake, in the following discussion, low power access points be referred to alternatively as femtocell community or Femto access point.Therefore, it should understand, have with femtocell community or femto access point herein Any discussion closed typically can be equally applicable to low power access points (such as, pico cells, micro- Cellular cell, cellulor community etc.).

Femtocell community can be configured to support different types of access module.Such as, connect open Entering in pattern, femtocell community can allow any access terminal to obtain via this femtocell community Any kind of service.In restricted (or closed) access module, femtocell community can be only Authorized access terminal is allowed to obtain service via this femtocell community.Such as, femtocell is little District can only allow to belong to the access terminal (example of certain subscriber group (such as, closed subscriber group (CSG)) As, so-called ownership access terminal) obtain service via this femtocell community.At mixing access module In, it is right that dissident's access terminal (such as, non-attribution access terminal, non-CSG access terminal) can be given The limited access of femtocell community.Such as, only sufficient resource is being had to can be used for currently just by femto In the case of all ownership access terminals of cellular cell service, it is not belonging to the CSG of this femtocell community Grand access terminal just can be allowed to access this femtocell community.

In typical deployment model, deploy open or mixing access module in operation indoor or room Outer femtocell community is to provide in-door covering and the outdoor cover of extension.Particularly with on special carrier Deployment for, even from lower power level (such as, the 100mW of indoor femtocell community Or less) transmission can also not only carry in same building thing but also at adjacent buildings and in outdoor For the best covering.By adopt open or mixing access operation pattern allow other users to connect Entering, femtocell community can be to the user in extended area provides service and allows this region from grand Network unloads.

In some respects, it relates to use femtocell community to identify in network (such as, wireless In the definition area of coverage of network) traffic congestion district.Owing to the area of coverage of femtocell community is than grand honeybee The area of coverage of nest community is much smaller, thus monitors that on femtocell community user distribution and demand allow more Identify well traffic congestion district.

Fig. 2 has explained orally the simplification example of a topology, wherein (by the little box indicating with " F " appellation) Femtocell cell deployment is at (by the little box indicating with " M " appellation) one or more macrocellulars In the area of coverage of community.(by the little box indicating with " AT " appellation) several access terminals exist in In the area of coverage of (all) macro cells.

Represent covering of macro cells and femtocell community the most by a dotted line Cover region.(with representing that all lines continue to extend the arrow of the circle complete with formation) dotted line semicircle 202 represents The area of coverage of macro cells.Broken circle 204 (such as, justifying 204A, 204B and 204C) represents millimicro The area of coverage of Micro-cell.Will be appreciated that due to barrier and other factors, the area of coverage of cellular cell May not have and be not likely to be round throughout the Uniform covers in this region and the area of coverage of cellular cell.Cause This, the area of coverage described in Fig. 2 is appreciated that and represents the reality provided by one or all cellular cell simply Border covers.

As shown in Figure 2, some regions in the area of coverage 202 have the access than other region greater numbers Terminal.And, some access terminals in given area be likely to be of higher demand data (such as, by In dynamic image distribution application or the use of other bandwidth applications).Therefore, there may be in the area of coverage 202 The traffic congestion district being associated with these regions with high traffic demand.

According to teaching herein, low power access points (such as femtocell community) is used to identify one Traffic congestion district in the individual or area of coverage of multiple high power access point (such as, macro cells).With mark Know traffic congestion district and take appropriate action high to the sample that the high demand that solves in these regions is relevant The flow chart combining Fig. 3 is described by level operation.

For convenience's sake, the operation (or described herein or other operation any of teaching) of Fig. 3 can quilt It is depicted as being performed by specific components (such as, the assembly of Fig. 1 or 7).It should be appreciated, however, that These operations can be performed by other kinds of assembly, and the assembly of varying number can be used to perform.Also Will be appreciated that one or more behaviour that can not use in given realization in operate as described herein Make.

As represented by frame 302, each low power access points (such as, femtocell community) can be supervised Speech reading business is used for determining whether there is each of high traffic demand in the neighborhood of femtocell community with capture Plant tolerance.Therefore position in the area of coverage 202, the traffic congestion district can be determined by reporting high traffic demand The position of the femtocell community of (such as, meeting or exceeding the traffic demand of demand threshold) identifies. Such as, in fig. 2, as the result being performed to monitor by corresponding femtocell community, femtocell is little The area of coverage 204A, 204B and 204C can be identified as traffic congestion district in district.

The example that can be used for identifying the tolerance of high demand region includes: the user's note at femtocell community The number of volume；Number of calls at femtocell community；Time per unit holds on femtocell community The overall data throughput carried；The data throughout of every user at femtocell community；Femtocell community The data throughout that place often connects；Femto channel element uses statistics；And femtocell community runs into The time of resource limit (such as, relevant with channel element, backhaul resources or air link resources restriction) Percentage ratio.

As represented by frame 304, monitor that based on the traffic carried out by low power access points identifying high power connects Any traffic congestion district in access point (such as, macro cells) covering.Such as, given traffic congestion district Position can be defined as the position of femtocell community corresponding to high traffic demand being detected and/or cover Cover region.

In certain embodiments, above tolerance can be adopted in a distributed fashion at each femtocell community Collection and process.In this case, each femtocell community can export the high demand in region Instruction and/or otherwise take action to solve the high demand (example at the traffic congestion district that identified As, alleviate, reduce or improve the service (such as, resource) for this high demand).Below in conjunction with figure 5 are more fully described this sight.

Alternatively, each femtocell community can take action to solve one or more being identified jointly Traffic congestion district at high demand.It is more fully described this sight below in conjunction with Fig. 6.

In other embodiments, can be little from femtocell at central entities (such as, network entity) place District gathers tolerance and processes these tolerance with any traffic congestion district near mark femtocell community. Central entities can take action subsequently (such as, control one or more femtocell community operation and / or send instruction) solve the high demand at (all) traffic congestions district.Come in more detail below in conjunction with Fig. 4 This sight is described.

Metric and combined permission of femtocell location information of cell are identified high desired region exactly Territory.Femtocell location information of cell can obtain in every way.Such as, this positional information can be direct Obtain from the gps coordinate of femtocell community, femtocell from the data base of Virtual network operator Owner address, community obtains or obtains in some other manner.

As represented by frame 306, once identify traffic congestion district, it is possible to take various action with based on Position the existing deployment (such as, improve service) strengthening in region with demand, thus try hard to solve to be somebody's turn to do Demand.Such as, the high words during the most one or more actions can be called to attempt for example, traffic congestion district Business amount provides additional resource.

In certain embodiments, management system or certain other kinds of central entities enable (such as, opening) More femtocell community in this region.Such as, system can be configured to strategically dispose femto Cellular cell, the most just enables femtocell community and entirely services.Here, not enabled Femtocell community can operate in functional reduction pattern, wherein transceiver is closed still Femtocell community remains able to receive message in backhaul.In this case, central entities can be to Femtocell community sends message and entirely services to enable this femtocell community.

In certain embodiments, thus it is possible to vary the one or more femtos in the high demand region identified The operator scheme of cellular cell.Such as, management system or certain other kinds of central entities can be by millimicros Micro-cell changes to open access from closed access.As result, femtocell community is permissible More multi-access terminal in this region provides service.

In certain embodiments, management system or certain other kinds of central entities adjustment femtocell are little District's parameter, this causes more femtocell community to be activated to service high demand region.Such as, central authorities are real Body can send to femtocell community and instruct this femtocell community adjustment one or more parameter Message.The adjustment of (all) parameters can make femtocell community subsequently such as on broader region There is provided cover, be easier to accept access terminal (such as, for incision or gravity treatment), etc..

In certain embodiments, high traffic region once being detected, Virtual network operator just can be disposed to be had more The femtocell community of multichannel element.Such as, if monitoring instruction femto honeybee in a given area There is a large amount of any active ues in the region of nest community, then these femtocell communities can be replaced.

In certain embodiments, high traffic region is once detected, it is possible to increase backhaul resources.Such as, If there is high demand data at given femtocell community, then can purchase for this femtocell The backhaul with more high limit of community.Alternatively, Virtual network operator can provide a user with increase he/her return The more multiple activation of Cheng Rongliang.

In certain embodiments, high traffic region once being detected, Virtual network operator just can dispose additional money Source.For example, it is possible to dispose additional access point (low-power cellular cell or macro cells) in this region. As another example, more radio frequency (RF) carrier wave (such as, femtocell can be disposed in this region Community can be configured to operate on additional RF carrier wave).

In certain embodiments, high traffic region, femtocell community or femto honeybee are once detected Nest area group just can adjust one or more local parameter.Such as, in order to improve user's service, switching ginseng Number is adjustable to optimize the access terminal unloading carried out to femtocell community, and parameter is adjustable to increase Add the covering of femtocell community, etc..

As mentioned above, instruction low-power can be gathered at central entities or in a distributed fashion The information of the traffic demand at access point.It addition, detecting that the action taked when traffic congestion district can be by The low power access points of central entities, single low power access points or one group of support calls.Now will Flow chart in conjunction with Fig. 4-6 is more fully described the sample operation relevant with these different schemes.

Fig. 4 has explained orally the sample operation that can be such as performed by central entities (such as, network entity).Should Entity can identify any traffic congestion district from low power access points capturing information based on this information, and Take appropriate action to solve the high demand at any traffic congestion district identified.

As represented by frame 402, central entities receives the traffic demand at the multiple low power access points of instruction Information.Each in these low power access points provides the corresponding of the area of coverage of at least one the second access point Covering in subregion.These subregions can overlap or can not overlap that (such as, some subregions can To be mutual exclusion, and other subregions overlap at least in part).

As discussed in this article, each low power access points uses the maximum than being used by the second access point to send out Penetrate the maximum transmission power that power is little.Such as, low power access points can include femtocell community and/ Or pico cells, and the second access point includes macro cells.

Each in these femtocell communities can capture instruction traffic demand corresponding information and This information is sent to central entities.As discussed in this article, instruction traffic demand (such as, traffic tolerance) Information include following one or more: quantity, the quantity of calling of user's registration, time per unit is low The overall data throughput of carrying, the data throughout of every user, the data throughput that often connects on power access point Amount, channel element use statistics or low power access points to meet or exceed resource limit (such as, channel Element, backhaul resources, air link resources) percentage of time.

As represented by frame 404, based on received information, central entities mark subregion have big In or equal at least one subregion of traffic demand of traffic threshold value.That is, specified by central entities mark Any traffic congestion district in the area of coverage (such as, the macro cells area of coverage).Such as, can be by frame 402 Each traffic demand tolerance of place's capture is made comparisons with respective threshold.Little if from given femtocell The definition percentage ratio of the tolerance in district (or adjacent femtocell community) (such as, some or all) reaches Or exceeding respective threshold, then central entities is it is believed that at this femtocell community or those femtocells Traffic congestion district is there is at community.

As represented by frame 406, as that identify this at least one subregion as a result, it is possible to call for The code of the traffic demand at least one subregion that minimizing is identified.Such as, central entities can: 1) at least one message is sent at least one low power access points；And/or 2) generate and at least one is talked about It is engaged in the instruction in congested district.

This type of message can such as be appointed as the traffic demand solved at each subregion identified and be taked Action.In certain embodiments, this message is specified at least at this at least one low power access points At least one of individual parameter adjusts.This type of parameter can include that such as power parameter, handoff parameter, frequency spectrum make Enable/disable parameter or backhaul resources parameter with parameter, communication capabilities parameters, access point.

Central entities can generate instruction described above so that another entity or personnel take action.Such as, The generation of instruction can relate to sending message so that being somebody's turn to do to network entity (such as, femto management server) Network entity is taken action.As another example, the generation of instruction can relate to (such as, direct or warp By network) send message so that personnel (such as, network planner) take action to user interface.Instruction Can be generated such as to call following one or more: enable at least in this at least one subregion neighborhood Individual low power access points, changes over open connecing by the access module of at least one access point from closed access Enter, the neighborhood of this at least one subregion is disposed at least one low power access points, or is at least one Individual low power access points disposes at least one additional carrier.

Fig. 5 explained orally can by identifying (such as, at low power access points or neighbouring) traffic congestion district is also And take appropriate action to solve the low power access points of the high demand at identified traffic congestion district The operation performed.

As represented by frame 502, whether low power access points determines the traffic demand at this low power access points More than or equal to traffic threshold value.The most then may be made that and exist (near or) at this low power access points The determination in traffic congestion district.Traffic demand can be such as by appoint relevant with traffic discussed with upper ledge 402 What tolerance indicates.

As represented by frame 504, the result determined as traffic demand, low power access points transmits request and changes The message of at least one communication capacity of this low power access points kind.Such as, this low power access points can be to Central entities (such as, network node), to one or more adjacent low power access points, to a certain its His entity or send this message to certain above combination.

The message sent by low power access points can take various forms.In certain embodiments, this message Including the request to the return bandwidth improved at low power access points.In certain embodiments, this message includes The request that resource divides is performed with at least one other low power access points.In certain embodiments, this message Come including with (such as, than this low power access points, there is more channels element) another low power access points Substitute the request of this low power access points.

As represented by frame 506, the result determined as traffic demand, low power access points is optionally adjusted At least one communication capacity of this low power access points whole.Such as, low power access points can provide additional money Source and/or change its how to dispose switching with at least one communication capacity trying hard to improve this low power access points And thus alleviate high traffic demand.

In certain embodiments, the adjustment to this at least one communication capacity includes adjusting at low power access points At least one parameter.This type of parameter can include such as power parameter, handoff parameter, frequency spectrum use parameter, Or backhaul resources parameter.

Fig. 6 explained orally can by one group of low power access points each perform sample operate, wherein these Each in low power access points determine (such as, at this low power access points) whether exist near if Be engaged in congested district, and wherein these low power access points take action to alleviate (all) identified jointly High demand at traffic congestion district.In certain embodiments, the low-power in this group low power access points accesses Point is that the low power access points cluster of common (that is, identical) is (under such as, identical ownership B node gateway One group ownership B node) member.The operation for given low power access points of frame 602 can be similar to Operation in frame 502.

As represented by frame 604, at least one in this low power access points and this group low power access points its He provides (from frame 602) with at least one other low power access points to this in low power access points communication The instruction that traffic demand determines.Such as, this low power access points can send indicate whether identified go out traffic Congested district and optionally include the message of captured traffic tolerance.

As represented by frame 606, in some cases, this low power access points by reception to by this at least one At least one instruction that at least one traffic demand that other low power access points individual are made determines.Such as, should Low power access points can together with any traffic being associated tolerance receive indicate whether identified go out its The message in his traffic congestion district.Therefore, in this way, each low-power in this group low power access points Access point can obtain the information about all traffic congestion districts in the area of coverage.

As represented by frame 608, as the result of the communication of frame 604 (and optionally based on frame 606 The instruction that place receives), the support of this low power access points at least one other low power access points at this is lowered At least one communication capacity of this low power access points whole.Advantageously, adjacent low power access points can Cooperation is to improve in the congested district of local traffic or the congested district of multiple local traffic or neighbouring situation.Therefore, may be used With higher efficiency ground on-premise network resource, because each low power access points need not be attempted settling a dispute by the parties concerned themselves, it is corresponding Traffic congestion district problem.

As discussed above, the adjustment to this at least one communication capacity can relate to adjusting low-power access At least one parameter at Dian.Equally, this type of parameter can include such as power parameter, handoff parameter, frequently Spectrum uses parameter or backhaul resources parameter.

Fig. 7 has explained orally and can include device 702 in or device 704 (such as, corresponds respectively to the access point of Fig. 1 106 or network entity 110) with perform teachings herein traffic congestion control operate (by respective block table Show) some sample assemblies.Will be appreciated that these assemblies can be in different types of dress difference realizes Put in (such as, ASIC, SOC(system on a chip) (SoC) etc.) and realize.Described assembly also can be included into logical Other nodes in communication system.Such as, other network nodes in system can include with for device 702 and The similar assembly of those assemblies described by 704 is to provide similar functional.Additionally, given node can wrap One or more containing in described assembly.Such as, device can comprise and enables the device at multiple carrier waves Upper operation and/or the multiple transceiver assemblies communicated via different technology.

Device 702 includes the radio access technologies for specifying and other node communications via at least one At least one communications component 706 (such as, at least one radio transceiver device).Communications component 706 Including for transmitting at least one transmitter 712 of signal (such as, message, instruction, information etc.) and using In at least one receiver 714 receiving signal (such as, message, instruction, information etc.).Real at some Executing in example, the communications component (such as, one of multiple Wireless Telecom Equipments) of device 702 includes network monitoring Module.

Device 702 and device 704 each include respectively for other nodes (such as, other network entities) One or more communications components 708 and 710 (such as, one or more Network Interface Units) of communication. Such as, communications component 708 and 710 can be configured to via based on wired or wireless backhaul or trunk and Individual or multiple network services.In some respects, each in communications component 708 and 710 can be implemented as It is configured to support transceiver based on wired or wireless communication.This communication can such as relate to sending and connecing Receive: message, parameter, other kinds of information etc..Correspondingly, in the example in figure 7, communications component 708 It is shown as including the transmitter 716 for sending signal and for receiving the receiver 718 of signal.Similarly, Communications component 710 is shown as including the transmitter 720 for sending signal and for receiving the receiver of signal 722。

Device 702 also includes with 704 can be in conjunction with operate with relevant with telecommunication management as taught herein Other assemblies.Such as, device 702 include for provide according to teaching herein with traffic congestion control (such as, mark has the subregion of the traffic demand more than or equal to traffic threshold value to system；Call for reducing The code of traffic demand；Determine that whether the traffic demand at low power access points is more than or equal to traffic threshold value； Adjust at least one parameter at low power access points；Under the support of at least one the second low power access points Adjust at least one communication capacity of the first low power access points) relevant functional and be used for providing other Process functional processing system 724.Similarly, device 704 include for provide with according to herein (such as, as discussed above) traffic congestion of teaching controls relevant functional and is used for providing it He processes functional processing system 726.Each in device 702 or 704 includes for safeguarding information The corresponding memory assembly 728 or 730 of (such as, information, threshold value, parameter etc.) is (such as, each Person includes memory devices).It addition, each device 702 or 704 includes for providing a user with instruction (example As, audible and/or visually indicate) and/or be used for receiving user's input and (such as, activate sensing user to set When standby (such as keypad, touch screen, microphone etc.)) user interface facilities 732 or 734.

For convenience's sake, in the figure 7, device 702 and 704 is shown as including and can be described herein as The assembly used in each example.In practice, the frame explained orally can have difference in functionality in difference realizes Property.Such as, in some implementations, frame 724 or 726 for support the scheme of Fig. 5 functional be used for Comparatively speaking the functional of scheme of support Fig. 6 can be different.

Each assembly of Fig. 7 can variously realize.In some implementations, each assembly of Fig. 7 can realize In one or more circuit, the most one or more processors and/or one or more ASIC (it can include one or more processor).Here, each circuit can use and/or include in for storage by This circuit is used for providing at least one memory assembly of this functional information or executable code.Such as, By frame 706,708,724,728 and 732 represent functional some or all can be by device 702 Processor and memory assembly are (such as, by performing appropriate code and/or by appropriately configuring processor Assembly) realize.Similarly, by frame 710,726,730 and 734 represent more functional or complete Portion can be by the processor of device 704 and memory assembly (such as, by performing appropriate code and/or passing through Appropriately configure processor module) realize.

As discussed in this article, in some respects, teaching herein can include that grand scale covers (example Such as, the big regional cellular network of such as 3G network etc, its be commonly called macro cells network or WAN) cover (such as, based on residential quarter or network environment based on building, generally with small-scale Be referred to as LAN) network in use.Along with access terminal (AT) moves around in such networks, Access terminal can be serviced by the access point providing grand covering in some position, and access terminal is in other positions The place of putting can be serviced by the access point providing small-scale to cover.In some respects, the node of less covering can Cover in being used to provide for the capacity growth of increment, building and different services is (such as, for more steady Strong Consumer's Experience).

In description in this article, it is provided that the node (such as, access point) of the covering on relatively large region It is referred to alternatively as grand access point, and provides the node of the covering on relative small area (such as, house) can quilt It is referred to as femto access point.Will be appreciated that teaching herein is applicable to and other kinds of area of coverage phase The node of association.Such as, slight access point can provide on less than grand region and bigger than femto region region Covering (such as, the covering in commercial establishment).In various applications, other terminology can by with In quoting from grand access point, femto access point or other access point type nodes.Such as, grand access point can It is configured to or referred to as access node, base station, access point, evolved B node, macro cells etc..With Sample, femto access point can be configured to or is referred to as domestic B node, the evolved B node of domestic, connects Access point base stations, femtocell community etc..In some implementations, a node can be associated with and (such as, be referred to as It is divided into) one or more cellular cells or sector.With grand access point, femto access point or slightly connect Cellular cell that access point is associated or sector can be known respectively as macro cells, femtocell community or Pico cells.

Fig. 8 has explained orally and has been configured to support that several user's can realize the wireless of teaching herein wherein Communication system 800.System 800 is (the most for example, macro cells, multiple cellular cell 802 802A-802G) providing communication, the most each cellular cell (such as, is accessed by corresponding access point 804 Point 804A-804G) service.As shown in Figure 8, access terminal 806 (such as, access terminal 806A-806L) Each position being dispersed in system can be elapsed in time.Such as depend on access terminal 806 whether Enlivening and whether it is in soft handover, each access terminal 806 can be at given time at forward link (FL) and/or communicate with one or more access points 804 on reverse link (RL).Wireless communication system 800 can provide service on big geographic zoning.Such as, macro cells 802A-802G can cover in neighbour Several blocks or rural environment in some miles.

It is exemplary that Fig. 9 has explained orally that wherein one or more femto access points are deployed in network environment Communication system 900.Specifically, system 900 includes being installed in the most small-scale network environment Multiple femto access points 910 of (such as, in one or more user's houses 930) are (such as, in the least Access point 910A and 910B slightly).Each femto access point 910 can be via DSL router, electricity Cable modem, wireless link or other connectivity means (not shown) coupled to wide area network 940 (example As, the Internet) and mobile operator core net 950.As will be discussed below, each femto connects Access point 910 can be configured to service the access terminal 920 (such as, access terminal 920A) being associated and Optionally, other (such as mixing or dissident) access terminals 920 (such as, access terminal 920B) are serviced. In other words, can limit the access to femto access point 910, thereby giving access terminal 920 can be by one group (such as, the ownership) femto access point 910 specified services but can not be connect by any non-designated femto Access point 910 (such as, the femto access point 910 of neighbours) services.

Figure 10 explanation there is defined covering of some trace regions 1002 (or Routing Area or region, location) The example of lid map 1000, each trace regions includes some grand areas of coverage 1004.Here, with tracing Area The area of coverage that territory 1002A, 1002B and 1002C are associated is sketched the contours by thick line and the grand area of coverage 1004 Represented by bigger hexagon.Trace regions 1002 also includes the femto area of coverage 1006.In this example, Each femto area of coverage 1006 (such as, the femto area of coverage 1006B and 1004C) is depicted in In one or more grand areas of coverage 1004 (such as, the grand area of coverage 1004A and 1004B).But should Understanding, some or all of a femto area of coverage 1006 may not fall in the grand area of coverage 1004.In reality In trampling, a large amount of femto areas of coverage 1006 (such as, the femto area of coverage 106A and 1006D) can be determined Justice is in given trace regions 1002 or the grand area of coverage 1004.Equally, one or more slight areas of coverage are (not Illustrate) can be defined within given trace regions 1002 or the grand area of coverage 1004.

Referring again to Fig. 9, the owner of femto access point 910 can subscribe to by mobile operator core net 950 Information Mobile Services (the most for example 3G Mobile Service etc) provided.It addition, access terminal 920 Can have the ability at grand environment with in the middle work of small-scale (such as, house) both network environments.Change speech It, depend on the current location of access terminal 920, access terminal 920 can by with mobile operator core net Macro cells access point 960 that 950 are associated or (such as resided in by one group of femto access point 910 Femto access point 910A and 910B in relative users house 930) in any one femto access Point services.Such as, when subscriber stays out, he is by the grand access point of standard (such as, access point 960) Service, and when this subscriber is in, he is to be come by femto access point (such as, node 910A) Service.Here, femto access point 910 can be with old-fashioned access terminal 920 backward compatibility.

Femto access point 910 can be deployed on a single frequency, or is deployed in many in alternative In individual frequency.Depending on concrete configuration, one or more in this single frequency or the plurality of frequency can be with The one or more frequencies used by grand access point (such as, access point 960) overlap.

In some respects, access terminal 920 can be configured to be connected to preferred femto access point (such as, The ownership femto access point of access terminal 920), as long as this kind of connectedness is possible.Such as, whenever When access terminal 920A is positioned at the house 930 of user, it is possible to desire access to terminal 920A only with return Belong to femto access point 910A or 910B communication.

In some respects, if access terminal 920 works in macrocellular network 950 but is not reside in its optimum On the network (such as, as defined in optimum roaming list) of choosing, then access terminal 920 can use more Good system gravity treatment (BSR) code continue search for this most preferred network (for example, it is preferable to femto connect Access point 910), this BSR code can relate to the periodic scan to available system to have determined whether more Good system can be used, and captures this type of optimum decision system subsequently.Access terminal 920 search can be defined in for Special frequency band and channel.Such as, definable one or more femto channel, the thereby all millis in zoning Access point (or all limited femto access points) slightly all works on this (a bit) femto channel. The search to this most preferred system can be periodically repeated.Once find preferred femto access point 910, Access terminal 920 just selects this femto access point 910 and registers thereon with when in falling at its area of coverage Use.

Access to femto access point can be restricted in certain aspects.Such as, given femto accesses Point only can provide some to service to some access terminal.There is the deployment that so-called limited (or closing) is accessed In, given access terminal only can be by macro cells mobile network and one group of femto access point of definition (such as, residing in the femto access point 910 in corresponding user's house 930) services.At some In realization, access point can be constrained to not provide following at least one node (such as, access terminal) At least one in Xiang: signaling, data access, registration, paging or service.

In some respects, limited femto access point (it is also referred to alternatively as closed subscriber group and belongs to B node) It it is the femto access point that service is provided to the limited one group access terminal set purchased.This group is when necessary Can temporarily or permanently be extended.In some respects, closed subscriber group (CSG) can be defined as share right A group of access point (such as, femto access point) of the common access control lists of access terminal.

Therefore, various relation can be there is between given femto access point and given access terminal.Such as, From the perspective of access terminal, open femto access point can refer to that the femto with unrestricted access connects Access point (such as, this femto access point allows any access terminal to access).Limited femto access point can Refer to the femto access point of the most limited (such as, access and/or register limited).Ownership femto Access point can refer to an access terminal and be authorized to access and work thereon (such as, for one group one or many of definition Individual access terminal provides permanent and accesses) femto access point.Mixing (or visitor) femto access point can Refer to different access terminal be provided the different grade of service (such as, some access terminal can be allowed to part and/ Or interim access and other access terminals can be allowed to entirely access) femto access point.Dissident's femto connects Access point can refer to an access terminal and be not authorized to access or work thereon that (perhaps urgent circumstances (such as, 911 is exhaled Cry) except) femto access point.

From the perspective of limited femto access point, ownership access terminal can refer to that authorized access is arranged on and connect The access terminal entering the limited femto access point in the house of Terminal owner (generally belongs to access terminal tool There is the permanent access to this femto access point).Visitor's access terminal can refer to have and accesses limited femto Point interim access (such as, based on deadline, use the time, byte, connection count or certain or Some other criterion is restricted) access terminal.Dissident's access terminal can refer to do not have the limited millimicro of access The access of the allowance (except the urgent circumstances of the most for example 911 callings etc) of micro-access point is eventually End (such as, not there is the access terminal of voucher or the allowance registered to limited femto access point).

For convenience's sake, disclosure herein describes various function in the context of femto access point Property.It should be appreciated, however, that access point can be that the bigger area of coverage provides same or similar function slightly Property.Such as, slight access point can be restricted, can be that given access terminal definition belongs to slight access point, etc. Deng.

Teaching herein can support the wireless multiple-access communication of the communication of multiple wireless access terminal at the same time System uses.Here, each terminal can be via the transmission in forward and reverse with one or more Access point communicates.Forward link (or i.e. downlink) refers to the communication link from access point to terminal, and anti- The communication link from terminal to access point is referred to link (or i.e. up-link).This communication link can be via list Single-input single-output system (SISO system), multiple-input and multiple-output (MIMO) system or other certain type of systems are built Vertical.

Mimo system uses multiple (N_TIndividual) launch antenna and multiple (N_RIndividual) reception antenna number According to transmission.By this N_TIndividual transmitting antenna and N_RThe mimo channel that individual reception antenna is constituted can be broken down into N_SThe independent channel of individual also referred to as space channel, wherein N_S≤min{N_T,N_R}.This N_SIndividual independent channel In each corresponding to one-dimensional.If, with the additional dimensions created by these multiple transmittings and reception antenna Degree, then mimo system can provide improvement performance (such as, higher handling capacity and/or higher reliably Property).

Mimo system can support time division duplex (TDD) and FDD (FDD).In TDD system In, forward and reverse transmission is in identical frequency zoning, thus reciprocity principle allows from reversely Link channel estimates forward link channel.This has multiple antenna to enable access point when can use at access point Extract the launching beam shaping gain on forward link.

Figure 11 explained orally sample mimo system 1100 wireless device 1110 (such as, access point) and Wireless device 1150 (such as, access terminal).At equipment 1110, the traffic data of several data streams It is provided to launch (TX) data processor 1114 from data source 1112.Each data stream can be subsequently in phase Should launch and launch on antenna.

TX data processor 1114 is based upon the specific coding scheme of each data stream selection to be come these data The traffic data of stream formats, encodes and interweaves to provide encoded data.The warp of each data stream Coded data can use OFDM technology to come and pilot data multiplexing.Pilot data is typically in a known way The given data pattern processed, and can be used for estimating channel response at receiver system.Be subsequently based on for The certain modulation schemes (such as, BPSK, QPSK, M-PSK or M-QAM) that each data stream is selected Modulate the multiplexed pilot of (that is, code element map) this data stream and encoded data to provide modulation code Unit.The instruction that the data transfer rate of each data stream, coding and modulation can be performed by processor 1130 determines. Data storage 1132 can store the program generation used by other assemblies of processor 1130 or equipment 1110 Code, data and other information.

The modulated symbol of all data streams is subsequently provided to TX MIMO processor 1120, and it can enter one Step processes these modulated symbols (such as, for OFDM).TX MIMO processor 1120 subsequently will N_TIndividual modulation, symbol streams is supplied to N_TIndividual transceiver (XCVR) 1122A to 1122T.In some respects, Beam-forming weights is applied to the code element of these data streams and is applied to positive mat by TX MIMO processor 1120 To launch the antenna of these code elements.

Each transceiver 1122 receives and processes corresponding code element stream to provide one or more analogue signals, Step reason (such as, amplify, filter and up-conversion) these analogue signals of going forward side by side are suitable to provide On mimo channel, transmission is modulated signal.N from transceiver 1122A to 1122T_TIndividual it is modulated Signal is the most respectively from N_TIndividual antenna 1124A to 1124T is launched.

At equipment 1150, that is launched is modulated signal by N_RIndividual antenna 1152A to 1152R receives, And the signal received from each antenna 1152 be provided to respective transceiver (XCVR) 1154A to 1154R.Each transceiver 1154 nurses one's health that (such as, filter, amplify and down coversion) is respective receives letter Number, this conditioned signal of digitized is to provide sampling, and processes these samplings further to provide corresponding " receiving " code element stream.

Receive (RX) data processor 1160 subsequently from N_RIndividual transceiver 1154 receives this N_RIndividual receive It also is processed to provide N by code element stream based on specific receiver treatment technology_TIndividual " detection " code element stream. RX data processor 1160 demodulates, deinterleaves and decodes each detection code element stream subsequently to recover this data The traffic data of stream.Processed and by the TX of equipment 1120 by what RX data processor 1160 made Process performed by MIMO processor 1114 and TX data processor 1110 is complementary.

Processor 1170 periodically determines which pre-coding matrix of use (following discussion).Processor 1170 Establishment includes the reverse link message of matrix index portion and rank value part.Data storage 1172 can store Program code, data and other information used by other assemblies of processor 1170 or equipment 1150.

This reverse link message can include about communication link and/or various types of letters of receiving data stream Breath.By TX data processor 1138, it also receives number from data source 1136 to reverse link message subsequently The traffic data of individual data stream processes, manipulator 1180 modulate, by transceiver 1154A to 1154R Conditioning, and it is transmitted back to equipment 1110.

At equipment 1110, the signal that is modulated from equipment 1150 is received by antenna 1124, by receiving and dispatching Machine 1122 is nursed one's health, demodulator (DEMOD) 1140 demodulate, and by RX data processor 1142 Manage the reverse link message transmitted with extraction by equipment 1150.Processor 1130 is it is later determined that pre-by which Encoder matrix is for determining beam-forming weights and the message extracted with post processing.

Figure 11 also explained orally communications component can include perform as instruct herein traffic congestion control operation one Individual or multiple assemblies.Such as, congestion control assembly 1190 can be with processor 1130 and/or equipment 1110 Other assemblies cooperate to monitor the signal from another equipment (such as, equipment 1150) as taught herein. Will be appreciated that for each equipment 1110 and 1150, two or more assemblies in described assembly Functional can be provided by single component.Such as, single process assembly can provide congestion control assembly 1190 Functional with processor 1130.

Teaching herein can be included in various types of communication system and/or system component.Some sides Face, teaching herein can by shared free system resources (such as, by nominated bandwidth, Launch power, encode, one or more in intertexture etc.) support and the multi-address system of multiple telex networks Middle employing.Such as, teaching herein can be applicable to any one technology in techniques below or a combination thereof: CDMA (CDMA) system, CDMA multiple carrier (MCCDMA), wideband CDMA (W-CDMA), High-speed packet accesses (HSPA, HSPA+) system, time division multiple acess (TDMA) system, frequency division multiple access (FDMA) system, Single Carrier Frequency Division Multiple Access (SC-FDMA) system, OFDM (OFDMA) System or other multiple access technologies.The wireless communication system using teaching herein is designed to realize One or more standards, such as IS-95, cdma2000, IS-856, W-CDMA, TDSCDMA, And other standards.Cdma network can realize such as universal terrestrial radio be electrically accessed (UTRA), Cdma2000 or the radiotechnics of other certain technology.UTRA includes W-CDMA and low-chip rate (LCR).Cdma2000 technology contains IS-2000, IS-95 and IS-856 standard.TDMA network can Realize the radiotechnics of such as global system for mobile communications (GSM) etc.OFDMA network can realize Radiotechnics, the most evolved UTRA (E-UTRA), IEEE 802.11, IEEE 802.16, IEEE 802.20、Deng.UTRA, E-UTRA and GSM are Universal Mobile Telecommunications System (UMTS) part.Teaching herein can be in 3GPP Long Term Evolution (LTE) system, super mobile Broadband (UMB) system and other kinds of system realize.LTE is the UMTS using E-UTRA Version.UTRA, E-UTRA, GSM, UMTS and LTE are from entitled " the 3rd generation partnership projects " (3GPP) described in the document of tissue, and cdma2000 is from entitled " the 3rd generation partnership projects 2 " (3GPP2) described in the document of tissue.Although some aspect of the disclosure is probably use 3GPP art Language describes, but it is to be understood that teaching herein can be applicable to 3GPP (such as, Rel (version) 99, Rel5, Rel6, Rel7) technology and 3GPP2 (such as, 1xRTT, 1xEV-DO Rel0, RevA, RevB) technology and other technologies.

Teaching herein can be included in various device (such as, node) (such as, it is achieved at various dresses Put interior or performed by various devices).In some respects, according to herein teaching realize node (such as, Radio node) access point or access terminal can be included.

Such as, access terminal can include, be implemented as or be referred to as subscriber's installation, subscriber station, Ding Hudan Unit, movement station, mobile station, mobile node, distant station, remote terminal, user terminal, user agent, Subscriber equipment or other certain terms.In some implementations, access terminal can include cell phone, wireless Phone, Session initiation Protocol (SIP) phone, WLL (WLL) are stood, personal digital assistant (PDA), there is the portable equipment of wireless connection capability or be connected to other of radio modem Certain suitable processing equipment.Correspondingly, one or more aspects taught herein can be included into electricity Words (such as, cell phone or smart phone), computer (such as, laptop devices), portable logical Letter equipment, portable computing device (such as, personal digital assistant), (such as, music sets amusement equipment Standby, video equipment or satelline radio), global positioning system equipment or be configured to via wireless Jie In any other suitable equipment of matter communication.

Access point can include, be implemented as or be referred to as B node, evolved B node, radio net Network controller (RNC), base station (BS), radio base station (RBS), base station controller (BSC), Base transceiver station (BTS), transceiver function (TF), wireless set, Radio Router, base This services set (BSS), extended service set (ESS), macro cells, grand node, the evolved B of domestic Node (HeNB), femtocell community, femto nodes, pico node or other certain be similar to Term.

In some respects, node (such as, access point) can include the access node of communication system.This type of connects Ingress can such as come for this network (such as, such as because of spy via the wired or wireless communication link to network The wide area network of net or Cellular Networks etc) provide connective or the connectedness going to this network is provided.Correspondingly, Access node can make another node (such as, access terminal) have access to network or other certain functional. Additionally, it should understand, one or both in the two node can be portable, or at some Situation is the most non-portable.

Additionally, it should understand, radio node can be (such as, via wired in the way of having the ability by not wireless Connect) transmit and/or reception information.Therefore, Receiver And Transmitter as discussed in this article can include just Suitable Communication Interface Module (such as, electrically or optically learning interface module) is to communicate via non-wireless medium.

Radio node can communicate via one or more bar wireless communication links, these wireless communication link roadbeds In or otherwise support any suitable wireless communication technology.Such as, in certain aspects, wireless joint Point can be associated with network.In some respects, network can include LAN or wide area network.Wireless device can prop up Hold or otherwise use all various wireless communication technologys, agreement or standard (examples as discussed in this article As, CDMA, TDMA, OFDM, OFDMA, WiMAX, Wi-Fi etc.) in one or Multiple.Similarly, radio node can be supported or otherwise use in various corresponding modulation or multiplexing scheme One or more of.Radio node thus can include for using above or other wireless communication technologys foundation One or more wireless communication link and via this one or more wireless communication link communicate just suitable Assembly (such as, air interface).Such as, radio node can include having the transmitter being associated and reception The transceiver of thermomechanical components, these transmitter and receiver assemblies can include the communication facilitated on wireless medium Various assemblies (such as, signal generator and signal processor).

Functional some sides described by herein (such as, about the one or more accompanying drawing in accompanying drawing) Face can correspond to the most named in claims " be used for ... device " functional.

With reference to Figure 12, device 1200 is represented as a series of functional module that is mutually related.Refer to for receiving Show that the module (such as, device) 1202 of the information of the traffic demand at multiple first access point can at least exist Some aspects are such as corresponding to communications component as discussed in this article.For marking based on received information Know the module (such as, device) of at least one subregion with the traffic demand more than or equal to traffic threshold value 1204 can the most such as correspond to processing system as discussed in this article.For call for The module (such as, device) 1206 of the code of the traffic demand at least one subregion that minimizing is identified Can be the most such as corresponding to processing system described herein.

With reference to Figure 13, device 1300 is represented as a series of functional module that is mutually related.Low for determining Whether the traffic demand at power access point is more than or equal to the module (such as, device) 1302 of traffic threshold value Can the most such as correspond to processing system as discussed in this article.For as traffic demand The result the determined request of transmitting improves the module of the message of at least one communication capacity of low power access points (such as, device) 1304 can the most such as correspond to communications component as discussed in this article. For the result that determines as traffic demand to adjust at least one parameter at low power access points to improve The module (such as, device) 1306 of at least one communication capacity of low power access points can be at least at some Aspect is such as corresponding to processing system as discussed in this article.

With reference to Figure 14, device 1400 is represented as a series of functional module that is mutually related.For first Determine at low power access points that whether the traffic demand at this first low power access points is more than or equal to traffic The module (such as, device) 1402 of threshold value can be the most such as corresponding to as discussed herein Processing system.For with at least one second low power access points communication with at least one second low merit to this The module (such as, device) 1404 of the instruction that traffic demand is determined by the offer of rate access point can be at least one A little aspects are such as corresponding to communications component as discussed in this article.For the result that communicates as this at this at least At least one communication capacity of the first low power access points is adjusted under the support of one the second low power access points Module (such as, device) 1406 can be the most such as corresponding to as discussed in this article place Reason system.At least one traffic demand at least one second low power access points by this made for reception The module (such as, device) 1408 of at least one instruction determined can be the most corresponding In communications component as discussed in this article.

The merit of these modules of Figure 12-14 can be realized by the various modes consistent with teaching herein Can property.In some respects, the functional of these modules may be implemented as one or more electricity assembly.One A little aspects, the functional process system that may be implemented as including one or more processor module of these frames System.In some respects, it is possible to use at least the one of the most one or more integrated circuits (such as, AISC) Part realizes the functional of these modules.As discussed in this article, integrated circuit can include processor, Software, other are about assembly or its certain combination.Therefore, the functional of disparate modules can such as realize For the different subsets of integrated circuit, the different subsets of software module set or a combination thereof.Additionally, it should neck Meeting, (such as, integrated circuit and/or software module set) given subset can provide more than one module Functional at least partially.Can also be realized these by other modes of as taught herein certain Module functional.In some respects, the one or more dotted line frames in any dotted line frame in Figure 12-14 It is optional.

It addition, the assembly that represents of Figure 12-14 and function and other assembly described herein and function can make Realize by any suitable means.Such device also can use illustrated herein teaching to tie accordingly at least in part Structure realizes.Such as, above in association with Figure 12-14 " be used for ... module " assembly described by assembly also may be used Corresponding to specify similarly " be used for ... device " functional.Thus, in some respects, in such device One or more use in the processor module of teachings herein, integrated circuit or other suitable construction One or more realize.

In some respects, any assembly of device or device can be configured to (or can be used to or suitable It is made into) as taught herein functional is provided.This can reach the most in the following manner: by manufacturing (such as, make) device or assembly, so that this device or assembly will provide this functional；By to dress Put or assembly is programmed, so that this device or assembly will provide this functional；Or by using certain Other suitably realize technology.

Should be appreciated that such as " first ", " second " etc used herein specifies any citation to element General amount or the order not limiting these elements.On the contrary, these specify can be used herein as distinguishing two or More elements or the convenient method of element instance.Therefore, to the citation of the first element and the second element also Do not mean that and only two elements or the first element can be used here must to be positioned at the second element in some way Before.Equally, unless stated otherwise, otherwise a group element can include one or more element.It addition, In description or claim use " at least one in A, B or C " or " in A, B or C One or more " or the term of " including at least one in the group of A, B and C " form represent " A or B Or C or any combination of these elements ".Such as, this term can include A or B or C or A and B or A and C or A and B and C or 2A or 2B or 2C, etc..

It will be understood by those skilled in the art that information and signal can use in various different technologies and skill any One represents.Such as, above description in the whole text may citation data, instruct, order, information, signal, Position (bit), code element and chip can by voltage, electric current, electromagnetic wave, magnetic field or magnetic particle, light field or Optical particle or its any combination represent.

Those skilled in the art also should further appreciate that, in conjunction with aspect disclosed herein describe various Any one of illustrative logical block, module, processor, device, circuit and algorithm steps can be implemented as Electronic hardware (such as, Digital Implementation, simulated implementation or a combination of both, they can use source code or Other technology a certain designs), include the various forms of programs of instruction in or design code (rises for simplicity See, can be described as " software " or " software module " in this article) or a combination of both.Hard for clearly explaining orally Part and this interchangeability of software, various illustrative components, block, module, circuit and step are above Make vague generalization with its functional form to describe.This type of is functional is implemented as hardware or software takes Certainly in the design constraint specifically applying and putting on total system.Technical staff can for each concrete application with Different modes realizes described function, but this type of realizes decision-making and is not to be read as causing a departure from the disclosure Scope.

Each illustrative logical block, module and the circuit that describe in conjunction with various aspects disclosed herein can be at places Realize in reason system, integrated circuit (" IC "), access terminal or access point or performed by it.Process system System can use one or more IC to realize or can realize (such as, as SOC(system on a chip) in IC A part).IC can include general processor, digital signal processor (DSP), special IC (ASIC), field programmable gate array (FPGA) or other PLD, discrete door Or transistor logic, discrete nextport hardware component NextPort, electronic building brick, optical module, mechanical component or its design Become perform function described herein any combination, and can executive resident inside IC, outside IC Or the code in both or instruction.General processor can be microprocessor, but in alternative, at this Reason device can be the processor of any routine, controller, microcontroller or state machine.Processor is all right Be implemented as the combination of calculating equipment, such as DSP and the combination of microprocessor, multi-microprocessor and One or more microprocessors that DSP core is collaborative or any other this type of configuration.

Should be appreciated that any disclosed during any certain order of step or rank, position be all that example is done The example of method.Based on design preference, it should be understood that during these, concrete order or the rank, position of step can be by again Arrange and the most within the scope of the present disclosure.Appended claim to a method presents various step with sample order Key element, and it is not meant to concrete order or the level being defined to be presented.

In one or more exemplary embodiments, described function can hardware, software, firmware or its Any combination realizes.If realized in software, the most each function can be as one or more instruction or generation Code storage on a computer-readable medium or mat its transmit.Computer-readable medium includes Computer Storage Medium and communication media, including any medium facilitating computer program to shift to another ground from a ground. Computer-readable medium can be any usable medium that can be accessed by computer.It is non-limiting as example, Such computer-readable medium can include RAM, ROM, EEPROM, CD-ROM or other CD Storage, disk storage or other magnetic storage apparatus, maybe can be used to carry or store instruction or data structure shape The expectation program code of formula and other medium any that can be accessed by a computer.Any connection is also by rights claimed For computer-readable medium.Such as, if software is to use coaxial cable, fiber optic cables, twisted-pair feeder, number The wireless technology of word subscriber's line (DSL) or the most infrared, radio and microwave etc is from web net Stand, server or other remote source transmission, then this coaxial cable, fiber optic cables, twisted-pair feeder, DSL, Or the wireless technology of the most infrared, radio and microwave etc is just included among the definition of medium. As used herein dish (disk) and dish (disc) include compact disc (CD), laser dish, laser disc, Digital versatile dish (DVD), floppy disk and blu-ray disc, its mid-game (disk) often reproduces number in the way of magnetic According to, and dish (disc) reproduces data optically with laser.Therefore, in some respects, computer can Read medium and can include non-transitory computer-readable medium (such as, tangible medium, computer-readable recording medium Deng).It addition, in some respects, (such as, computer-readable medium can include transitory computer-readable medium Including signal).Combinations thereof should be also included in the range of computer-readable medium.Will be appreciated that Computer-readable medium can realize in any suitable computer program.

As it is used herein, term " determines " contains various action.Such as, " determine " and can include Calculate, calculate, process, derive, study, search (such as, in table, data base or other data structures Middle lookup), find out and similar action.And, " determination " can include receive (such as receiving information), Access (such as accessing the data in memorizer) and similar action.Equally, " determine " may also include parsing, Select, choose, set up and similar action.

Thering is provided the above description to disclosed aspect is so that any person skilled in the art all can make Make or use the disclosure.To be aobvious and easy to those skilled in the art to the various amendments in terms of these See, and generic principles defined herein as can be applied to other aspects model without departing from the disclosure Enclose.Thus, the disclosure is not intended to be limited to aspect shown herein, but should be awarded with herein Disclosed in the principle broadest scope consistent with novel features.

Claims

1. for a device for communication, including:

Communications component, described communications component is configured to receive the traffic demand indicated at multiple first access points Information, each first access point in wherein said first access point provides the area of coverage of the second access point Respective sub-areas in covering, and in wherein said first access point each first access point use The maximum transmission power less than the maximum transmission power used by described second access point；And

Processing system, described processing system is configured to identify described subregion based on received information In there is at least one subregion of the traffic demand more than or equal to traffic threshold value, and described processing system It is further configured to call for reducing the described traffic need at least one subregion identified The code asked.

2. device as claimed in claim 1, it is characterised in that:

Described code includes to access to described first as the result identifying at least one subregion described At least one in point the first access point sends at least one message；And

Described at least one message is specified and to be taken to solve the traffic at each identified subregion The action of demand.

3. device as claimed in claim 2, it is characterised in that described action to be taken includes institute At least one stating at least one parameter at least one first access point adjusts.

4. device as claimed in claim 3, it is characterised in that at least one parameter described include with down to Few one: power parameter, handoff parameter, frequency spectrum use parameter, communication capabilities parameters, access point enable/ Disabling parameter and backhaul resources parameter.

5. device as claimed in claim 1, it is characterised in that:

Described code includes that the result as identifying at least one subregion described generates at least one The instruction in traffic congestion district；And

Described instruction is generated to call following at least one: enable in the neighborhood of at least one subregion described At least one access point, the access module of at least one access point is changed over open from closed access Access, the neighborhood of at least one subregion described is disposed at least one access point, or is described first At least one in access point at least one additional carrier of the first access point deployment.

6. device as claimed in claim 1, it is characterised in that the information of described instruction traffic demand includes Following at least one: the quantity of user's registration, the quantity of calling, time per unit carry on an access point Overall data throughput, the data throughout of every user, the data throughout often connected, channel element use system Meter or access point meet or exceed the percentage of time of resource limit.

7. device as claimed in claim 1, it is characterised in that each in described first access point the One access point has transmitting power little 10dBm or the little more transmitting power than described second access point.

8. device as claimed in claim 1, it is characterised in that described first access point includes femto honeybee Nest community and/or pico cells.

9. a method for communication, including:

Receive the information indicating the traffic demand at multiple first access points, in wherein said first access point Each first access point provides the covering in the respective sub-areas of the area of coverage of the second access point, and wherein Each first access point in described first access point uses than the maximum used by described second access point Launch the maximum transmission power that power is little；

Identify in described subregion based on received information and have more than or equal to traffic threshold value At least one subregion of business demand；And

Call the code for reducing the described traffic demand at least one subregion identified.

10. method as claimed in claim 9, it is characterised in that:

Described code includes coming to described first access point as the result of mark at least one subregion described In at least one first access point send at least one message；And

11. methods as claimed in claim 10, it is characterised in that described action bag to be taken Include at least one at least one parameter at least one first access point described to adjust.

12. methods as claimed in claim 11, it is characterised in that at least one parameter described includes Following at least one: power parameter, handoff parameter, frequency spectrum use parameter, communication capabilities parameters, access point Enable/disable parameter and backhaul resources parameter.

13. methods as claimed in claim 9, it is characterised in that:

Described code includes generating as the result of mark at least one subregion described talking about at least one It is engaged in the instruction in congested district；And

14. methods as claimed in claim 9, it is characterised in that the information of described instruction traffic demand Including following at least one: the quantity of user's registration, the quantity of calling, time per unit hold on an access point The overall data throughput of load, the data throughout of every user, the data throughout often connected, channel element make The percentage of time of resource limit is met or exceeded by statistics or access point.

15. methods as claimed in claim 9, it is characterised in that each in described first access point Individual first access point has transmitting power little 10dBm or the little more transmitting merit than described second access point Rate.

16. methods as claimed in claim 9, it is characterised in that described first access point includes millimicro Micro-cell and/or pico cells.

17. 1 kinds of equipment for communication, including:

For receiving the device of the information indicating the traffic demand at multiple first access points, wherein said first Each in access point the first access point provides covering in the respective sub-areas of the area of coverage of the second access point Lid, and each the first access point employing ratio in wherein said first access point is by described second access point The little maximum transmission power of maximum transmission power used；

Have more than or equal to traffic threshold value for identifying in described subregion based on received information The device of at least one subregion of traffic demand；And

For calling the rule for reducing the described traffic demand at least one subregion identified The device of journey.

18. equipment as claimed in claim 17, it is characterised in that:

19. equipment as claimed in claim 18, it is characterised in that:

Described action to be taken includes at least one parameter at least one first access point described At least one adjust；And

At least one parameter described includes following at least one: power parameter, handoff parameter, frequency spectrum use ginseng Number, communication capabilities parameters, access point enable/disable parameter and backhaul resources parameter.

20. equipment as claimed in claim 17, it is characterised in that:

Described instruction is generated to call following at least one: enable in the neighborhood of at least one subregion described At least one access point, the access module of at least one access point described is changed over out from closed access Formula of putting accesses, and disposes at least one access point, or be described in the neighborhood of at least one subregion described At least one at least one additional carrier of the first access point deployment in first access point.

21. equipment as claimed in claim 17, it is characterised in that the letter of described instruction traffic demand Breath includes following at least one: the quantity of user's registration, the quantity of calling, time per unit are on an access point The overall data throughput of carrying, the data throughout of every user, the data throughout often connected, channel element Statistics or access point is used to meet or exceed the percentage of time of resource limit.

22. 1 kinds of devices for communication, including:

Processing system, the traffic demand that described processing system is configured to determine at low power access points is the biggest In or equal to traffic threshold value, wherein said low power access points has than any grand access in the definition area of coverage The little maximum transmission power of maximum transmission power of point；And

Communications component, described communications component is configured to operate as that the result that described traffic demand determines sends please Seek the message of at least one communication capacity improving described low power access points, wherein said message include with than Described low power access points has the second low power access points of more channels element to substitute described low-power The request of access point.

23. devices as claimed in claim 22, it is characterised in that described message includes described low The request of the return bandwidth improved at power access point.

24. devices as claimed in claim 22, it is characterised in that described message includes and at least one Other low power access points individual perform the request that resource divides.

25. devices as claimed in claim 22, it is characterised in that described traffic demand be by with Lower at least one indicates: the quantity of user's registration, the quantity of calling, time per unit are in described low merit On rate access point carrying overall data throughput, the data throughout of every user, the data throughout often connected, Channel element uses statistics or described low power access points to meet or exceed the time percentage of resource limit Ratio.

26. devices as claimed in claim 22, it is characterised in that described processing system is by further It is configured as result that described traffic demand determines to adjust at least one at described low power access points Parameter is to improve at least one communication capacity of described low power access points.

27. devices as claimed in claim 26, it is characterised in that at least one parameter described includes Following at least one: power parameter, handoff parameter, frequency spectrum use parameter and backhaul resources parameter.

28. devices as claimed in claim 22, it is characterised in that described low power access points includes Femtocell community or pico cells.

The method of 29. 1 kinds of communications, including:

Determine that whether the traffic demand at low power access points is more than or equal to traffic threshold value, wherein said low merit Rate access point has the emission maximum less than the maximum transmission power of any grand access point in the definition area of coverage Power；And

The result request of transmitting determined as described traffic demand improves described low power access points at least The message of one communication capacity,

Wherein said message includes by the second low merit than described low power access points with more channels element Rate access point substitutes the request of described low power access points.

30. methods as claimed in claim 29, it is characterised in that described message includes described low The request of the return bandwidth improved at power access point.

31. methods as claimed in claim 29, it is characterised in that described message includes and at least one Other low power access points individual perform the request that resource divides.

32. methods as claimed in claim 29, it is characterised in that described traffic demand be by with Lower at least one indicates: the quantity of user's registration, the quantity of calling, time per unit are in described low merit On rate access point carrying overall data throughput, the data throughout of every user, the data throughout often connected, Channel element uses statistics or described low power access points to meet or exceed the time percentage of resource limit Ratio.

33. methods as claimed in claim 29, it is characterised in that farther include: as described The result that traffic demand determines is described to improve to adjust at least one parameter at described low power access points At least one communication capacity of low power access points.

34. methods as claimed in claim 33, it is characterised in that at least one parameter described includes Following at least one: power parameter, handoff parameter, frequency spectrum use parameter and backhaul resources parameter.

35. methods as claimed in claim 29, it is characterised in that described low power access points includes Femtocell community or pico cells.

36. 1 kinds of equipment for communication, including:

For determining whether the traffic demand at low power access points is more than or equal to the device of traffic threshold value, its Described in low power access points have less than the maximum transmission power of any grand access point in the definition area of coverage Maximum transmission power；And

The request of transmitting of result for determining as described traffic demand improves described low power access points The device of the message of at least one communication capacity,

37. equipment as claimed in claim 36, it is characterised in that described message includes described low The request of the return bandwidth improved at power access point.

38. equipment as claimed in claim 36, it is characterised in that described message includes and at least one Other low power access points individual perform the request that resource divides.

39. equipment as claimed in claim 36, it is characterised in that described traffic demand be by with Lower at least one indicates: the quantity of user's registration, the quantity of calling, time per unit are in described low merit On rate access point carrying overall data throughput, the data throughout of every user, the data throughout often connected, Channel element uses statistics or described low power access points to meet or exceed the time percentage of resource limit Ratio.

40. 1 kinds of devices for communication, including:

Processing system, described processing system is configured to determine the traffic demand at the first low power access points and is No more than or equal to traffic threshold value；And

Communications component, described communications component be configured to at least one the second low power access points communication with to At least one second low power access points described provides the described traffic at described first low power access points Whether demand is more than or equal to the instruction of described traffic threshold value, wherein said first and second low power access points In each low power access points have than the emission maximum merit of any grand access point in the definition area of coverage The maximum transmission power that rate is little；

Wherein said processing system be further configured to the result as described communication described at least one At least one communication capacity of described first low power access points is adjusted under the support of the second low power access points.

41. devices as claimed in claim 40, it is characterised in that:

Described communications component is further configured to receive by least one second low power access points described At least one instruction that at least one traffic demand made determines；And

The further base of described adjustment at least one communication capacity described in described first low power access points In at least one received instruction.

42. devices as claimed in claim 40, it is characterised in that described low power access points is altogether The member of same low power access points cluster.

43. devices as claimed in claim 40, it is characterised in that at least one communication energy described The described adjustment of power includes adjusting at least one parameter at described first low power access points.

44. devices as claimed in claim 40, it is characterised in that at least one parameter described includes Following at least one: power parameter, handoff parameter, frequency spectrum use parameter and backhaul resources parameter.

45. devices as claimed in claim 40, it is characterised in that described traffic demand be by with Lower at least one indicates: the quantity of user's registration, the quantity of calling, time per unit are described first On low power access points, the overall data throughput of carrying, the data throughout of every user, the data that often connect gulp down The amount of telling, channel element use statistics or described first low power access points to meet or exceed resource limit Percentage of time.

46. devices as claimed in claim 40, it is characterised in that described low power access points includes Femtocell community and/or pico cells.

The method of 47. 1 kinds of communications, including:

At the first low power access points, determine that the traffic demand at described first low power access points is the biggest In or equal to traffic threshold value；

With at least one second low power access points communication with at least one second low power access points described Whether provide the described traffic demand at described first low power access points more than or equal to described traffic threshold The instruction of value, each low power access points in wherein said first and second low power access points has ratio The maximum transmission power that the maximum transmission power of any grand access point in the definition area of coverage is little；And

Result as described communication adjusts institute under the support of at least one the second low power access points described State at least one communication capacity of the first low power access points.

48. methods as claimed in claim 47, it is characterised in that farther include: receive to by At least one traffic demand that at least one second low power access points described is made determine at least one refer to Show, wherein further to the described adjustment of at least one communication capacity described in described first low power access points Based at least one received instruction.

49. methods as claimed in claim 47, it is characterised in that described low power access points is altogether The member of same low power access points cluster.

50. methods as claimed in claim 47, it is characterised in that at least one communication energy described The adjustment of power includes adjusting at least one parameter at described first low power access points.

51. methods as claimed in claim 50, it is characterised in that at least one parameter described includes Following at least one: power parameter, handoff parameter, frequency spectrum use parameter and backhaul resources parameter.

52. methods as claimed in claim 47, it is characterised in that described traffic demand be by with Lower at least one indicates: the quantity of user's registration, the quantity of calling, time per unit are described first On low power access points, the overall data throughput of carrying, the data throughout of every user, the data that often connect gulp down The amount of telling, channel element use statistics or described first low power access points to meet or exceed resource limit Percentage of time.

53. methods as claimed in claim 47, it is characterised in that described low power access points includes Femtocell community and/or pico cells.

54. 1 kinds of equipment for communication, including:

For determining whether the traffic demand at the first low power access points is more than or equal to the dress of traffic threshold value Put；And

For with at least one second low power access points communication to connect at least one second low-power described Whether access point provides the described traffic demand at described first low power access points more than or equal to described words The device of the instruction of business threshold value, each low-power in wherein said first and second low power access points connects Access point has the maximum transmission power less than the maximum transmission power of any grand access point in the definition area of coverage； And

For lowering in the support of at least one the second low power access points described as the result of described communication The device of at least one communication capacity of whole described first low power access points.

55. equipment as claimed in claim 54, it is characterised in that farther include: be used for receiving At least one that at least one traffic demand made by least one second low power access points described is determined The device of individual instruction, wherein to described at least one communication capacity described in described first low power access points Adjust and be based further at least one received instruction.

56. equipment as claimed in claim 54, it is characterised in that at least one communication energy described The described adjustment of power includes adjusting at least one parameter at described first low power access points.

57. equipment as claimed in claim 56, it is characterised in that at least one parameter described includes Following at least one: power parameter, handoff parameter, frequency spectrum use parameter and backhaul resources parameter.

58. equipment as claimed in claim 54, it is characterised in that described traffic demand be by with Lower at least one indicates: the quantity of user's registration, the quantity of calling, time per unit are described first On low power access points, the overall data throughput of carrying, the data throughout of every user, the data that often connect gulp down The amount of telling, channel element use statistics and described first low power access points to meet or exceed resource limit Percentage of time.